﻿/************************************************************************

   Extended Silverlight Toolkit

   Copyright (C) 2010-2012 Xceed Software Inc.

   This program is provided to you under the terms of the Microsoft Public
   License (Ms-PL) as published at http://extendedsilverlight.codeplex.com/license

   Please purchase a commercial version of this toolkit if you are using
   it in a commercial product. The commercial versions support the project,
   and also include more features for each control, priority support,
   source code, updates, removed watermark, and a proprietary license.

   Visit http://xceed.com and follow @datagrid on Twitter.

  **********************************************************************/

using System;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Ink;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using System.Windows.Data;
using System.Collections;
using System.Linq;
using System.Collections.Generic;

namespace Xceed.Silverlight.DataGrid.Converters
{
  public class ValidationErrorConverter : IValueConverter
  {
    #region IValueConverter Members

    public object Convert( object value, Type targetType, object parameter, System.Globalization.CultureInfo culture )
    {
      IList list = value as IList;

      object errorContent = null;

      if( ( list != null ) && ( list.Count > 0 ) )
      {
        ValidationErrorBase validationError = list[ 0 ] as ValidationErrorBase;

        if( validationError != null )
        {
          errorContent = validationError.ErrorContent;
        }
      }

      return errorContent;
    }

    public object ConvertBack( object value, Type targetType, object parameter, System.Globalization.CultureInfo culture )
    {
      throw new NotSupportedException( "ValidationErrorConverter.ConvertBack" );
    }

    #endregion
  }
}
